Mann, F.A.
Oxford At The Clarendon Press, 1971
Buku Teks
Mann, F.A.
Humphrey Milford Oxford University Press , 1938
Buku Teks
Shuster, M.R.
Clarendon Press , 1973
Buku Teks
Lastra, Rosa Maria, author
Oxford University Pres, 2015
Buku Teks
Grubel, Herbert G., author
Penguin Books, 1972
Buku Teks